Whuuuut? Share definition Flag Like what, but a long whaaaat. With a U. Disbelief. Confusion. Person 1: My nan just slapped a sheep and then pissed all over it! Person 2: Whuuuut? Whuuuut? by Bearmanlol October 22, 2008 0 0 Get merch Get the Whuuuut? mug. Buy Now — $32.95 See more merch